A cheetah can maintain its maximum speed of 120 km/hr for 38 seconds. What minimum distance must a gazelle running 74 km/hr be ahead of the cheetah to escape? A) 417.2 m B) 3778 m C) 624.3 m D) 485.6

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  1. science(check answers)

    1. A 60-kg cheetah reaches a speed of 30 m/s as it chases its prey.What is the kinetic energy of the cheetah? A.900 j B. 1,800 j C.27,000 j D. 54,000 j

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  5. math

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  9. Physics

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  11. Physics

    The cheetah can maintain its maximum speed for only 7.5 s. What is the minimum distance the gazelle must be ahead of the cheetah to have a chance of escape? (After 7.5 s the speed of cheetah is less than that of the gazelle.) Answer in units of m

  12. Math

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  13. Science -Physics

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  14. math

    The diagram below shows the speed time graph for a train travelling between two stations. The train starts from rest and accelerates uniformly for 150 seconds. It then travels at a constant speed for 300 seconds and finally decelerates uniformly for 200

  15. physics

    The cheetah can reach a top speed of 114km/h (71mi/h). While chasing its prey in a short sprint, a cheetah starts from rest and runs 50m in a straight line reaching a final speed of 91 km/h. a.) Determine the cheetah's average acceleration during the short

  16. Math (Trigenometry)

    Find two positve real numbers whose product is a maximum and whose sum of the first number and four times the second number is 120. This is as far as I've gotten in solving it. *first number is x. *second number is y. *xy=maximum, which is unknown.

  17. Physics

    A cheetah can maintain its maximum speed of 120 km/hr for 38 seconds. What minimum distance must a gazelle running 74 km/hr be ahead of the cheetah to escape? A) 417.2 m B) 3778 m C) 624.3 m D) 485.6 m E) 1748 m

  18. Math

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  19. Algebra

    1.A catapult launches a boulder with an upward velocity of 120 ft/s. The height of the boulder, h, in feet after t seconds is given by the function h=-16t^2+120t+10. How long does it take to reach maximum height? What is the boulder's maximum height? round

  20. Science

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  21. algebra

    a cheetah ran 300 feet in 2.92 seconds. What was the cheetahs average speed in miles per hour? Please show steps.THANKS!!

  22. physic

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  23. Math

    In a certain state, the maximum speed permitted on freeways is 65 mi/h and the minimum speed is 40 mi/h. The fine for violating these limits is $15 for every mile per hour above the maximum speed or below the minimum speed. Express the amount of the fine F

  24. physics

    a cheetah can accelerate from rest to 24 m/s in 2.0 s . Assuming the acceleration is constant over the time interval, a)what is the magnitude of the acceleration of the cheetah? b) what is the distance traveled by the cheetah in these 2.0 s.? c) a runner

  25. Calculus

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  26. physics

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  27. Physics

    A cheetah can run with a speed of 29 m/s. Determine the distance travelled by a running cheetah in 8.6 s

  28. physics

    A cheetah is hunting. Its prey runs for 4.3 s at a constant velocity of +8.4 m/s. Starting from rest, what constant acceleration must the cheetah maintain in order to run the same distance as its prey runs in the same time?

  29. Physics

    The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a cheetah starts from rest and runs 46 m in a straight line, reaching a final speed of 83 km/h. (a) Determine the cheetah's average acceleration during the

  30. Math

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  31. Science Help fast

    A cheetah can go from a state of resting to running at 20 m/s in just 2 seconds. What is the cheetah’s average acceleration? A. 0.1 m/s2 B. 10 m/s2 C. 0.1 m/s D. 10 m/s

  32. Physics

    A cheeta can run with a speed of 29 m/s. Determine the distance travelled by a running cheetah in 8.6 s. D= 29/8.6 = 3.3s

  33. Algebra 2

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  34. science

    A 60-kg cheetah reaches a speed of 30m\s as it chases its prey. What is the kinetic energy of the cheetah? A 900 J B 1,800 J C 27,000 J D 54,000 J MY answer is B

  35. Calculus

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  36. Physics

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  37. Physics

    A cheetah can run at a maximum speed 103 km/h and a gazelle can run at a maximum speed of 74.3 km/h. If both animals are running at full speed, with the gazelle 57.5 m ahead, how long before the cheetah catches its prey? Answer in s. The cheetah can

  38. Physics

    A cheetah can maintain its maximum speed of 29.5 m/s for only 35.3 seconds. What is the maximum distance a gazelle running at 26.2 m/s must be ahead of the cheetah to have a chance of escaping?

  39. Physics

    A cheetah starting form rest can reach a maximum speed of 28m.s in 2s and it can maintain this maxium speed for 15s after this it must rest. suppose an antelope and a cheetah initially at rest are separated by a displcament of magnitude 100m.The antelope

  40. Physics

    . The cheetah is the fastest running animal in the world. Cheetahs can accelerate to a speed of 20 m/s in 2.5 an can continue to accelerate to reach a stop speed of 29 m/s. Assume the acceleration is constant until the stop speed is reached and is zero

  41. Physics

    A cheetah can run at a maximum speed 96.6 km/h and a gazelle can run at a maximum speed of 78.5 km/h. If both animals are running at full speed, with the gazelle 93.9 m ahead, how long before the cheetah catches its prey? Answer in units of s.

  42. Physics

    A cheetah can run at a maximum speed 96.6 km/h and a gazelle can run at a maximum speed of 78.5 km/h. If both animals are running at full speed, with the gazelle 93.9 m ahead, how long before the cheetah catches its prey? Answer in units of s.

  43. math

    A cheetah traveling at 31 m/s chased its prey for 11 seconds. What distance did the cheetah travel during the chase?

  44. physics

    Suppose that a sprinter can reach maximum speed by accelerating uniformly for 1.7 seconds. What maximum speed must this sprinter maintain in order to equal the world's record of 19.5 seconds for 200 meters?

  45. Physics

    A cheetah looks up and sees a gazelle in the distance. The cheetah starts running towards the gazelle; when it catches the gazelle, it is running at the speed of 0.029km/s. If the acceleration of the cheetah is 4.14m/s2, how long does it take for the

  46. math

    The top speed of a cheetah is 71 miles per hour. Which of the following answers seems most reasonable for the distance a cheetah would cover in 25 minutes at this speed?

  47. Physics

    Although it can't sustain its top speed for more than 8.65 sec, the cheetah can run a distance of 274 m during that time. If a cheetah with a mass of 50.0 kg is moving north at its top speed. what is its momentum?

  48. science

    Find the overall average speed of swimmer number one during the race. Find the overall average speed of the second swimmer from the time he starts swimming until he ends his race. What is the instantaneous speed of the second swimmer at time t = 25 s

  49. Physics

    A cheetah is hunting. Its prey runs for 3.07 s at a constant velocity of +11.32 m/s. Starting from rest, what constant acceleration must the cheetah maintain in order to run the same distance as its prey runs in the same time?

  50. physics

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  51. Physics

    A cheetah is hunting. Its prey runs for 2.56 s at a constant velocity of +10.02 m/s. Starting from rest, what constant acceleration must the cheetah maintain in order to run the same distance as its prey runs in the same time?

  52. physics

    A cheetah is hunting. Its prey runs for 3.21 s at a constant velocity of +8.36 m/s. Starting from rest, what constant acceleration must the cheetah maintain in order to run the same distance as its prey runs in the same time?

  53. physics

    The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a cheetah starts from rest and runs 50 m in a straight line, reaching a final speed of 89 km/h. (a) Determine the cheetah's average acceleration during the

  54. Physics

    A cheetah is hunting. Its prey runs for 2.88 s at a constant velocity of +8.93 m/s. Starting from rest, what constant acceleration must the cheetah maintain in order to run the same distance as its prey runs in the same time? (Give the magnitude of the

  55. physics

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  56. Physics

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  57. Physics

    A cheetah can accelerate from rest to 25.9 m/s in 1.80 s. Assuming the acceleration is constant over the time interval, what is the magnitude of the acceleration of the cheetah? What is the distance traveled by the cheetah in these 1.80 s?

  58. physic

    The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a cheetah starts from rest and runs 50 m in a straight line, reaching a final speed of 79 km/h. Determine the cheetah's average acceleration during the short

  59. physics

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  60. math

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  61. math

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  62. calculus

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  64. Science Help fast

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  66. physics

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  67. physics

    A cheetah runs a distance of 102 m at a speed of 27 m/s and then runs another 102 m in the same direction at a speed of 34 m/s. What is the cheetah's average speed?

  68. Physics

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  69. calculus

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  74. Science/Physics

    The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a cheetah starts from rest and runs 46 m in a straight line, reaching a final speed of 73 km/h.

  75. math

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  78. calculus

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  80. science

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  81. Science

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  82. Physics

    I need help with the second part of this question. Please show work so I can see. Thanks. I. The fastest land mammal, the cheetah, can accelerate from 0 mi/hr to 70.0 mi/hr in 3.0 seconds. What is the acceleration of the cheetah? Give your answer in units

  83. Acceleration

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  84. math

    Pairs of markings, a set distance apart, are made on highways so that the police can detect drivers exceeding the speed limit. Over a fixed distance, the speed R varies inversely with the time T. For one particular pair of markings, R is 35mph when T is 6

  85. Calculus (pleas help!!!)

    Find the absolute maximum and absolute minimum values of the function f(x)=(x−2)(x−5)^3+11 on each of the indicated intervals. Enter -1000 for any absolute extrema that does not exist. (A) Interval = [1,4] Absolute maximum = Absolute minimum = (B)

  86. Calculus (pleas help!!!)

    Find the absolute maximum and absolute minimum values of the function f(x)=(x−2)(x−5)^3+11 on each of the indicated intervals. Enter -1000 for any absolute extrema that does not exist. (A) Interval = [1,4] Absolute maximum = Absolute minimum = (B)

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  92. Algebra 2

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  93. Precalculus

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  95. Algebra- Maximum and minimum.

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    During a ski race, Kate uniformly accelerated at 3.15m/s^2 for 100meters. She then maintained this velocity for another 100m. she then uniformly decelerated at 6m/s^2 for 2 seconds. she accelerates back to her maximum velocity over the next 200meters in 16

  97. physcis

    During a ski race, Kate uniformly accelerated at 3.15m/s^2 for 100meters. She then maintained this velocity for another 100m. she then uniformly decelerated at 6m/s^2 for 2 seconds. she accelerates back to her maximum velocity over the next 200meters in 16

  98. physics

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  100. physics

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